Open sth up Meaning, Examples & How to Use the Phrasal Verb

What Does “Open sth up” Mean?

“Open sth up” means to make something accessible, available, or to increase space or opportunity by opening or expanding it.

Introduction

The phrase “open sth up” is a common phrasal verb in English that can be used in many situations. Its meaning depends on the context but generally involves making something accessible or expanding it. For example, you can open a door, open up a business, or open up a conversation. Understanding the open sth up meaning helps learners use it correctly in daily speech and writing. This phrase is versatile and appears frequently in both spoken and written English, making it essential for effective communication. In this guide, you will learn how to use “open sth up” with real examples and clear explanations.

Quick Info Box

• Phrasal verb: open sth up → open something up
• Type: Transitive
• Level: B1 (Intermediate)
• Short meaning: To make something accessible or expand it

Structure (Grammar Rules)

“Open sth up” is a separable phrasal verb. This means you can place the object either between “open” and “up” or after the entire phrase.

• Open + something + up (e.g., Open the window up.)
• Open up + something (e.g., Open up the window.)

Both forms are correct and commonly used. However, when using a pronoun as the object, it must come between “open” and “up”:

• Open it up, NOT Open up it.

How to Use “Open sth up”?

You can use “open sth up” when talking about physically opening something, like a door or window. It is also used metaphorically to mean creating new opportunities or making something available that was previously closed or restricted.

For example, a company can open up new markets, or a person can open up emotionally by sharing feelings. The phrase is flexible and fits many everyday and professional contexts.

Examples

Here are some natural sentences using “open sth up in a sentence”:

• Can you open the window up? It’s getting hot in here.
• The government plans to open up the economy to foreign investors.
• She decided to open up her heart and talk about her problems.
• They want to open up a new store downtown next month.
• The teacher opened up the discussion to the entire class.

Common Mistakes

Many learners confuse the word order or misuse the phrase. Here are some examples:

• Incorrect: Open up it now.
• Correct: Open it up now.
• Incorrect: Please open up the door it is cold.
• Correct: Please open up the door; it is cold.

Remember, when using pronouns, place them between “open” and “up.”

Differences / Synonyms

“Open sth up” is often confused with similar phrasal verbs like “open,” “uncover,” or “unlock.”

• Open: Simply means to move something to allow access (e.g., open the door). “Open sth up” adds the idea of expanding or making something more accessible.
• Unlock: Specifically means to remove a lock, while “open sth up” is more general.
• Uncover: Means to reveal something hidden, which can be metaphorical or literal, but “open sth up” implies making access easier or broader.

Common Collocations

Here are some common objects used with “open sth up” and their meanings:

• Open a door/window/up: To physically allow access or fresh air.
• Open a business/up: To start or launch a company.
• Open up a market: To allow new trade or business opportunities.
• Open up a conversation: To begin or encourage discussion.
• Open up emotionally: To share feelings or thoughts.

Related Phrasal Verbs

Here are related phrasal verbs of open sth up:

• Open Onto Sth
• Open Off Sth
• Open Sth Out
• Open Sb Up

Real-life Dialogue

Here is a short conversation using “open sth up”:

A: Could you open up the window? It’s stuffy in here.

B: Sure, I’ll open it up now.

A: Thanks! Also, our company wants to open up a new office next year.

B: That sounds exciting! It will open up many opportunities.

Practice

Fill in the blanks with the correct form of “open sth up”:

• She decided to _______ her feelings _______ to her close friends.
• The store plans to ________ a new branch downtown.
• Can you _______ the door _______? It’s cold outside.
• The government wants to _______ the economy _______ to foreign investors.

FAQs

• What does “open sth up” mean? It means to make something accessible, available, or to expand it.
• Is “open sth up” separable? Yes, you can place the object between “open” and “up” or after the phrase.
• Can I use “open sth up” with pronouns? Yes, but pronouns must go between “open” and “up” (e.g., open it up).
• Is “open up” different from “open sth up”? “Open up” can be intransitive or transitive, but “open sth up” always takes an object.
• Can “open sth up” be used figuratively? Yes, it can mean to create opportunities or share feelings, not just physical opening.